Borgata Hotel Casino and Spa (Subsidiary, Borgata [Member])	3 Months Ended
Mar. 31, 2013
Subsidiary, Borgata [Member]
Consolidated Entities [Line Items]
Consolidation of Certain Interests	BORGATA HOTEL CASINO AND SPA The Company and MGM Resorts International ("MGM") each originally held a 50% interest in Marina District Development Holding Co., LLC (“Holding Company”). The Holding Company owns all the equity interests in Marina District Development Company, LLC, d.b.a. Borgata Hotel Casino and Spa. We are the managing member of Holding Company, and we are responsible for the day-to-day operations of Borgata, including the improvement of the facility and business. As a result, we consolidate the Borgata into our financial statements. On March 24, 2010, MGM transferred its interest in the Holding Company ("MGM Interest") to a divestiture trust (“Divestiture Trust”) established for the purpose of selling the MGM Interest to a third party as a part of a settlement agreement between MGM and the New Jersey Department of Gaming Enforcement (the “NJDGE”). On February 20, 2013, MGM announced that it had entered into an amendment with the NJDGE, effective February 13, 2013, pursuant to which MGM was allowed to reapply to the New Jersey Casino Control Commission for licensure in New Jersey with the March 24, 2013, deadline to sell the MGM Interest deferred pending the outcome of the licensure process.

BORGATA HOTEL CASINO AND SPA

The Company and MGM Resorts International ("MGM") each originally held a 50% interest in Marina District Development Holding Co., LLC (“Holding Company”). The Holding Company owns all the equity interests in Marina District Development Company, LLC, d.b.a. Borgata Hotel Casino and Spa. We are the managing member of Holding Company, and we are responsible for the day-to-day operations of Borgata, including the improvement of the facility and business. As a result, we consolidate the Borgata into our financial statements.

On March 24, 2010, MGM transferred its interest in the Holding Company ("MGM Interest") to a divestiture trust (“Divestiture Trust”) established for the purpose of selling the MGM Interest to a third party as a part of a settlement agreement between MGM and the New Jersey Department of Gaming Enforcement (the “NJDGE”).

On February 20, 2013, MGM announced that it had entered into an amendment with the NJDGE, effective February 13, 2013, pursuant to which MGM was allowed to reapply to the New Jersey Casino Control Commission for licensure in New Jersey with the March 24, 2013, deadline to sell the MGM Interest deferred pending the outcome of the licensure process.